<http://schema.org/caption>
"Race fans stand near the track entrance as Sprint Cup Series driver Greg Biffle (16) heads to the track during NASCAR Sprint Cup practice at Texas Motor Speedway Fort Worth, Texas on Thursday, April 11, 2013."^^<http://www.w3.org/2001/XMLSchema#string>
<http://sportsday.dallasnews.com/other-sports/motorsportsheadlines/2013/04/11/photos-nascar-sprint-cup-drivers-rev-their-engines-sign-autographs-during-practice-at-tms>